近十余年来诱发电位(EP)的研究有了飞速的进展。做为多发性硬化(MS)的有力辅助诊断方法,自1971年Richey首次报告以来特别引起注目,尤其在CT与其它检查不易查明的潜在性(隐匿性)病灶的检出方面,有了不少的研究与报告。我国既往认为MS发病率很低,近年看并非罕见。EP做为非创伤性、简便易行的客观检查方法在我国已开始应用,值 Nearly more than a decade evoked potential (EP) research has made rapid progress. As a powerful adjunctive diagnostic method for multiple sclerosis (MS), special attention has been given since the first report of Richey in 1971, especially in the detection of potential (occult) lesions not easily detected by CT and other tests Few studies and reports. In our country, the incidence of MS was low in recent years and it is not uncommon in recent years. EP as a non-invasive, easy and objective method of objective examination in our country has begun to use value